linux/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/qplane/qplane_2/ia_css_qplane.host.c
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   1/*
   2 * Support for Intel Camera Imaging ISP subsystem.
   3 * Copyright (c) 2015, Intel Corporation.
   4 *
   5 * This program is free software; you can redistribute it and/or modify it
   6 * under the terms and conditions of the GNU General Public License,
   7 * version 2, as published by the Free Software Foundation.
   8 *
   9 * This program is distributed in the hope it will be useful, but WITHOUT
  10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12 * more details.
  13 */
  14
  15#include "ia_css_frame.h"
  16#include "ia_css_types.h"
  17#include "sh_css_defs.h"
  18#include "ia_css_debug.h"
  19#include "assert_support.h"
  20#define IA_CSS_INCLUDE_CONFIGURATIONS
  21#include "ia_css_isp_configs.h"
  22#include "isp.h"
  23
  24#include "ia_css_qplane.host.h"
  25
  26static const struct ia_css_qplane_configuration default_config = {
  27        .pipe = (struct sh_css_sp_pipeline *)NULL,
  28};
  29
  30void
  31ia_css_qplane_config(
  32        struct sh_css_isp_qplane_isp_config *to,
  33        const struct ia_css_qplane_configuration  *from,
  34        unsigned size)
  35{
  36        unsigned elems_a = ISP_VEC_NELEMS;
  37
  38        (void)size;
  39        ia_css_dma_configure_from_info(&to->port_b, from->info);
  40        to->width_a_over_b = elems_a / to->port_b.elems;
  41
  42        /* Assume divisiblity here, may need to generalize to fixed point. */
  43        assert (elems_a % to->port_b.elems == 0);
  44
  45        to->inout_port_config = from->pipe->inout_port_config;
  46        to->format = from->info->format;
  47}
  48
  49void
  50ia_css_qplane_configure(
  51        const struct sh_css_sp_pipeline *pipe,
  52        const struct ia_css_binary      *binary,
  53        const struct ia_css_frame_info  *info)
  54{
  55        struct ia_css_qplane_configuration config = default_config;
  56
  57        config.pipe = pipe;
  58        config.info = info;
  59
  60        ia_css_configure_qplane(binary, &config);
  61}
  62